Which phrase correctly defines the amplitude of a wave? (1 point)

Question

• the vertical distance from the trough of a wave to the crest
O the vertical distance from the crest or trough of a wave to the equilibrium
• the horizontal distance from the trough of one wave to the trough of the next wave
• the horizontal distance from the crest of one wave to the crest of the next wave

Answer 1

• the vertical distance from the crest or trough of a wave to the equilibrium